A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 6110-01-400-4207
NSN 5950-00-970-9081
NSN 5920-01-519-4512
NSN 6240-01-381-1618
NSN 5960-01-291-0479
NSN 6150-01-164-0421
NSN 5905-01-393-5580
NSN 4140-01-544-1990
NSN 5975-01-069-3236
NSN 5920-01-547-4766
NSN 5920-01-431-7617
NSN 5835-01-632-6627